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[/] [xulalx25soc/] [trunk/] [sw/] [dumpsdram.cpp] - Rev 96
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//////////////////////////////////////////////////////////////////////////////// // // Filename: dumpsdram.cpp // // Project: XuLA2 board // // Purpose: Read local memory, dump into a file. // // // Creator: Dan Gisselquist, Ph.D. // Gisselquist Technology, LLC // //////////////////////////////////////////////////////////////////////////////// // // Copyright (C) 2015, Gisselquist Technology, LLC // // This program is free software (firmware): you can redistribute it and/or // modify it under the terms of the GNU General Public License as published // by the Free Software Foundation, either version 3 of the License, or (at // your option) any later version. // // This program is distributed in the hope that it will be useful, but WITHOUT // ANY WARRANTY; without even the implied warranty of MERCHANTIBILITY or // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License // for more details. // // License: GPL, v3, as defined and found on www.gnu.org, // http://www.gnu.org/licenses/gpl.html // // //////////////////////////////////////////////////////////////////////////////// // // // #include <stdio.h> #include <stdlib.h> #include <unistd.h> #include <strings.h> #include <ctype.h> #include <string.h> #include <signal.h> #include <assert.h> #include "llcomms.h" #include "usbi.h" #include "port.h" #include "regdefs.h" FPGA *m_fpga; int main(int argc, char **argv) { FILE *fp, *fpin; unsigned pos=0; int port = FPGAPORT, skp; const int BUFLN = 127; FPGA::BUSW *buf = new FPGA::BUSW[BUFLN], *cmp = new FPGA::BUSW[BUFLN]; bool use_usb = true; skp = 1; for(int argn=0; argn<argc-skp; argn++) { if (argv[argn+skp][0] == '-') { if (argv[argn+skp][1] == 'u') use_usb = true; else if (argv[argn+skp][1] == 'p') { use_usb = false; if (isdigit(argv[argn+skp][2])) port = atoi(&argv[argn+skp][2]); } skp++; argn--; } else argv[argn] = argv[argn+skp]; } argc -= skp; if (argc!=2) { printf("Usage: dumpsdram [-p [port]] srcfile outfile\n"); exit(-1); } /* for(int i=0; i<argc; i++) { printf("ARG[%d] = %s\n", i, argv[i]); } */ fpin = fopen(argv[0], "rb"); if (fpin == NULL) { fprintf(stderr, "Could not open %s\n", argv[1]); exit(-1); } if (use_usb) m_fpga = new FPGA(new USBI()); else m_fpga = new FPGA(new NETCOMMS(FPGAHOST, port)); try { int nr; pos = SDRAMBASE; do { nr = BUFLN; if (nr + pos > SDRAMBASE*2) nr = SDRAMBASE*2 - pos; nr = fread(buf, sizeof(FPGA::BUSW), nr, fpin); if (nr <= 0) break; if (false) { for(int i=0; i<nr; i++) m_fpga->writeio(pos+i, buf[i]); } else m_fpga->writei(pos, nr, buf); pos += nr; } while((nr > 0)&&(pos < 2*SDRAMBASE)); printf("SUCCESS::fully wrote full file to memory (pos = %08x)\n", pos); } catch(BUSERR a) { fprintf(stderr, "BUS Err while writing at address 0x%08x\n", a.addr); fprintf(stderr, "... is your program too long for this memory?\n"); exit(-2); } catch(...) { fprintf(stderr, "Other error\n"); exit(-3); } rewind(fpin); fp = fopen(argv[1], "wb"); if (fp == NULL) { fprintf(stderr, "Could not open: %s\n", argv[2]); exit(-1); } unsigned mmaddr[65536], mmval[65536], mmidx = 0; try { pos = SDRAMBASE; const unsigned int MAXRAM = SDRAMBASE*2; bool mismatch = false; unsigned total_reread = 0; do { int nw, nr; if (MAXRAM-pos > BUFLN) nr = BUFLN; else nr = MAXRAM-pos; if (false) { for(int i=0; i<nr; i++) buf[i] = m_fpga->readio(pos+i); } else m_fpga->readi(pos, nr, buf); pos += nr; nw = fwrite(buf, sizeof(FPGA::BUSW), nr, fp); if (nw < nr) { printf("Only wrote %d of %d words!\n", nw, nr); exit(-2); } // printf("nr = %d, pos = %08x (%08x / %08x)\n", nr, // pos, SDRAMBASE, MAXRAM); {int cr; cr = fread(cmp, sizeof(FPGA::BUSW), nr, fpin); total_reread += cr; for(int i=0; i<cr; i++) if (cmp[i] != buf[i]) { printf("MISMATCH: MEM[%08x] = %08x(read) != %08x(expected)\n", pos-nr+i, buf[i], cmp[i]); mmaddr[mmidx] = pos-nr+i; mmval[mmidx] = cmp[i]; if (mmidx < 65536) mmidx++; mismatch = true; } if (cr != nr) { printf("Only read %d words from our input file\n", total_reread); break; } } } while(pos < MAXRAM); if (mismatch) printf("Read %04x (%6d) words from memory. These did not match the source file. (Failed test)\n", pos-SDRAMBASE, pos-SDRAMBASE); else printf("Successfully read&copied %04x (%6d) words from memory\n", pos-SDRAMBASE, pos-SDRAMBASE); } catch(BUSERR a) { fprintf(stderr, "BUS Err at address 0x%08x\n", a.addr); fprintf(stderr, "... is your program too long for this memory?\n"); exit(-2); } catch(...) { fprintf(stderr, "Other error\n"); exit(-3); } for(unsigned i=0; i<mmidx; i++) { unsigned bv = m_fpga->readio(mmaddr[i]); if (bv == mmval[i]) printf("Re-match, MEM[%08x]\n", mmaddr[i]); else printf("2ndary Fail: MEM[%08x] = %08x(read) != %08x(expected)\n", mmaddr[i], bv, mmval[i]); } delete m_fpga; }
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